TY - JOUR A1 - Geiger, T. T1 - Continuous national gross domestic product (GDP) time series for 195 countries: Past observations (1850–2005) harmonized with future projections according to the shared socio-economic pathways (2006–2100) Y1 - 2018 DO - 10.5194/essd-10-847-2018 VL - 10 IS - 2 ER -